★ Cell Structure and Functions Quiz
Which of the following molecules is least likely to cross a cellular membrane by simple diffusion?
A. carbon dioxide
B. nitrogen
C. potassium ion
D. water
Select your answer:
Topics:
Conjunctivita Salmonella vs E.coli Essential Nutrients History of Medicine Environmental Biotechnology Nutrition in Humans and Animals Regulation of Heart Rate Body Movements Cells, Tissues and Organs Mitosis Tissues of The Body Inflammation and Healing Dental Caries Diabetes Pathophysiology Mutations, Replication, and CancerOther quiz:
Excretory System › View
Using the picture, what is the function of structure A?
A. Carries urine away from the kidneys
B. Stores urine
C. Eliminates urea, excess water, and some other materials
D. Carries urine away from body and eliminates it
Cardiovascular System › View
A wall of tissue that separates the 4 chambers of the heart
A. Pulmonary Circulation
B. Valves
C. Atria
D. Ventricles
E. Septum